Vulnerability in Bitcoin Core
CVE-2013-3220
bitcoind and Bitcoin-Qt before 0.4.9rc2, 0.5.x before 0.5.8rc2, 0.6.x before 0.6.5rc2, and 0.7.x before 0.7.3rc2, and wxBitcoin, do not properly consider whether a block's size could require an excessive number of database locks, which allows remote attackers to cause a denial of service (split) and enable certain double-spending capabilities via a large block that triggers incorrect Berkeley DB locking.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.4 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.024 (83.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Bitcoin Core — versions 0.3.4, 0.3.5, 0.3.8
- Bitcoin Bitcoind — versions 0.4.4, 0.5.7, 0.5.8
- Bitcoin Bitcoin-Qt — versions 0.4, 0.4.8, 0.5.0
- Bitcoin Qitcoin-Qt — versions 0.6.4, 0.6.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures (Vendor Advisory)
- en.bitcoin.it/wiki/BIP_0050 (Vendor Advisory)
Frequently asked questions
- What is CVE-2013-3220?
- CVE-2013-3220 is a vulnerability in Bitcoin Core, classified under CWE-399. Published 2013-08-02.
- Is CVE-2013-3220 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.